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Allow disk devices to specify their own boot requirements

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This commit is contained in:
Jeff Parsons 2017-02-03 09:40:50 -08:00 • committed by Jeff Parsons
commit 6be79ae756
4 changed files with 67 additions and 45 deletions
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18
modules/pdp11/lib/rx11.js
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@ -217,7 +217,7 @@ class RX11 extends DriveController {
* @param {Object} drive
* @param {number} iCylinder
* @param {number} iHead
* @param {number} iSector (0-based)
* @param {number} iSector
* @param {number} nWords
* @param {number} addr
* @param {number} inc (normally 2, unless inhibited, in which case it's 0)
@ -293,15 +293,15 @@ class RX11 extends DriveController {
var iDrive = (this.regRXCS & RX11.RXCS.UNIT)? 1 : 0;
var drive = this.aDrives[iDrive];
var disk = drive && drive.disk;
var iCylinder = this.regRXTA & RX11.RXTA.MASK, iHead = 0, iSector = this.regRXSA & RX11.RXSA.MASK;
var iCylinder = this.regRXTA & RX11.RXTA.MASK, iHead = 0, nSector = this.regRXSA & RX11.RXSA.MASK;
this.regRXES &= ~(RX11.RXES.CRC | RX11.RXES.PARITY | RX11.RXES.DEL | RX11.RXES.DRDY);
if (disk) {
this.regRXES |= RX11.RXES.DRDY;
if (this.messageEnabled()) this.printMessage(this.type + ".readSector(" + iCylinder + ":" + iHead + ":" + iSector + ")", true, true);
this.assert(iSector); // RX sector numbers (unlike RK and RL) are supposed to be 1-based
var sector = disk.seek(iCylinder, iHead, iSector, true);
if (this.messageEnabled()) this.printMessage(this.type + ".readSector(" + iCylinder + ":" + iHead + ":" + nSector + ")", true, true);
this.assert(nSector); // RX sector numbers (unlike RK and RL) are supposed to be 1-based
var sector = disk.seek(iCylinder, iHead, nSector, true);
if (sector) {
var i = 0, nBytes = this.abBuffer.length;
while (i < nBytes) {
@ -334,15 +334,15 @@ class RX11 extends DriveController {
var iDrive = (this.regRXCS & RX11.RXCS.UNIT)? 1 : 0;
var drive = this.aDrives[iDrive];
var disk = drive && drive.disk;
var iCylinder = this.regRXTA & RX11.RXTA.MASK, iHead = 0, iSector = this.regRXSA & RX11.RXSA.MASK;
var iCylinder = this.regRXTA & RX11.RXTA.MASK, iHead = 0, nSector = this.regRXSA & RX11.RXSA.MASK;
this.regRXES &= ~(RX11.RXES.CRC | RX11.RXES.PARITY | RX11.RXES.DEL | RX11.RXES.DRDY);
if (disk) {
this.regRXES |= RX11.RXES.DRDY;
if (this.messageEnabled()) this.printMessage(this.type + ".writeSector(" + iCylinder + ":" + iHead + ":" + iSector + ")", true, true);
this.assert(iSector); // RX sector numbers (unlike RK and RL) are supposed to be 1-based
var sector = disk.seek(iCylinder, iHead, iSector, true);
if (this.messageEnabled()) this.printMessage(this.type + ".writeSector(" + iCylinder + ":" + iHead + ":" + nSector + ")", true, true);
this.assert(nSector); // RX sector numbers (unlike RK and RL) are supposed to be 1-based
var sector = disk.seek(iCylinder, iHead, nSector, true);
if (sector) {
if (fDeleted) sector.deleted = true;
var i = 0, nBytes = this.abBuffer.length;